9-16
Schematics, Board Overlays, and Parts Lists – UHF
: VOCON Section
May 28, 2008
6871620L01-C
Figure 9-15. VOCON: DC Power, Clocks and ON/OFF Circuit
0
.
10uF
C1302
1K
R1301
B1
1
2
GND
6
VCC
5
NC7SB3157
U1301
4
A
3
B0
10K
R1303
V2
32K_SEL
MAKO_32KHZ
NU
470pF
C1301
R1302
GATED_32_KHZ
SEL
MAKO_32KHZ
R1305
2MEG
V2
2MEG
R1304
C1
B1
B3
U1302-1
LMC6035
I
TLX
C2
C3
10pF
C1303
U1303-2
LMC6035
I
TLX
A2
A3
A1
B1
B3
0
.
10uF
C1304
V2
V2
47K
R1307
47K
R1306
NC3
NC4
NC5
NC6
NC1
NC2
NC
NC
NC
NC
NC
P14
M5
B14
A1
A14
P1
NC
ON_OFF_det
4813973A42
Q9906
R2
R1
V2_F
I
L
1K
R9922
R9924
10K
R9925
10K
Q9905
Patriot_ONOFF
1K
R9926
5V_Misc
U9901
MC74HC1GU04D
C9950
0
.
10uF
GND
3
2
NC
1
4
VCC
5V_Misc
ON_OFF
5V_Misc
R9923
10K
5
0
.
10uF
C9953
R9921
47K
Q9904
MECH_SW
47K
R9920
MECH_SW
1
Q1301
1
TP1303
MECH_SW_b
C1314
100pF
100pF
C1313
C1312
2
.
2uF
E1418
SPARK_GAP
2
.
01uF
C1310
0
R1311
47K
R1310
C1309
1000pF
Q1302
C1308
2
.
2uF
VPP_EN
C1307
2
.
2uF
VSAVE
SW_B+
0
R1309
R1308
56K
D1301
CC4V
Y1301
2
32
.
768KHz
1
5
.
6pF
C1305
5
.
6pF
C1306
100K
R1371
NC
NC
NC
CLK
DC_
I
2
DC_
I
2
ANALOG
D
I
G
I
TAL
R1370
0
1
TP1304
TEST_PO
I
NT
32_KHZ
MAKO_
I
NT*
P
l
aced
for
eva
l
uation
.
01uF
C1315
100
R1314
MAKO_32KHZ
1
2
4
NC7SZ32
U9918-1
ON/OFF
Circuitry
5V_Misc
0
.
10uF
C9980
PWR_GND
U9918-2
GND
3
VCC
5
GP
I
O
TC7S08FU
U9902
3
GND
2
I
NA
1
I
NB
4
OUTY
5
VCC
30K
R9927
C9952
0
.
10uF
5V_Misc
POR
MAKO_RESET
0
0
.
10uF
C9951
R9960
MECH_SW
5V_Misc
3
8
VCC
6
CLR
CP
1
2
D
4
GND
7
PR
5
Q
Q*
NL17SZ74
U9903
0
.
10uF
C9954
0
.
10uF
C9969
33pF
C1316
GND
GND1
OUT
I
N
1
Y1302
XTAL
24
.
576MHz
2
4
3
C1317
33pF
CK
I
H_VOCON
D9
P5
M7
J4
G5
K9
L4
D14
H5
VBUS_SUPPLY
VSAVE
X
I
N
XOUT
XTAL32_
I
N
XTAL32_OUT
V10_
I
V10_O
VBUS1
VBUS1_CMD
VBUS1_SENS
VBUS2
VBUS2_CMD
VBUS2_SENS
V03_O
V04_O
V06_O
V07_O
V08_
I
V08_O
V09_O
V10_GND
SW5_VDD
SW5_VDDHV
SW5_VOUT
SW5_VSENSE
SW_TYPE
TCXO_
I
N
TCXO_SEL_16_24
V02_O
SW1_VSEN_BUK
SW2_GND
SW2_LX
SW2_VCC
SW2_VCCS
SW2_VOUT
SW5_PHASE
SW5_SUMCOMP
SW1_DH
SW1_GND
SW1_PHASE
SW1_SUMCOMP_DL
SW1_VDD
SW1_VDDHV
SW1_VOUT
SW1_VSEN_BST
PGLDO2
PGLDO3
REG_3V6
RESETX
GND8
GND9
HV_BG
I
GN_X
I
NT_X
MECH_SW
GND1
GND2
GND3
GND4
GND5
GND6
GND7
BAT_3V6
BAT_7V5
BAT_RTC
BAT_TYPE
EMERG_PB
FET_ENX
GATED_32K_CLK
PWR_MNGR_BLOCK
U1304-1
C2
A13
A12
C1
B1
B3
M1
D4
D3
C5
G4
B4
D5
E4
F5
D2
D1
F3
B2
F4
E2
NC
NC
NC
NC
NC
NC
NC
C1320
2
.
2uF
0
R1315
SW_B+
DC_
I
5
M6
H10
C14
E12
D12
C13
F11
B13
N5
P3
P6
K3
K4
L1
L9
J10
F13
F12
E14
N4
P4
L14
J14
J12
K14
J13
G11
E13
D13
H14
F14
G14
G13
G12
H12
J11
H11
C3
A2
H13
DC_
I
4N
DC_
I
0
DC_
I
0
DC_
I
0
DC_
I
0
NC
NC
NC
NC
NC
NC
DC_
I
4N
DC_
I
2
DC_
I
2
NC
NC
DC_
I
2
VSAVE
1
.
0uF
C1338
C1339
.
01uF
P
l
ace
c
l
ose
to
Driver
0
.
1uF
C1336
R1318
100
1
.
0uF
C1335
C1340
10uF
C1341
0
.
1uF
R1320
0
560nH
L1308
SW_B+
L1307
560nH
0688044N04
R1321
0
.
1
10uF
C1343
10uF
C1342
SW_B+
VSW1
0
R1319
VSW1
C1345
1
.
0uF
47uF
C1333
2475119M01
L1306
22uH
D1A
D1B
D2A
D2B
D2C
D2D
VDD
Q1304
S1A
S1B
SYNC_EN
I
N
CBOOT
S2A
S2B
S2C
GND
C1337
1000pF
R1317
0688044N04
0
.
1
VSW1
VR1207
6
.
8V
4809788E21
1
.
0uF
C1319
.
01uF
C1318
560nH
L1301
VCC5
USB
I
NTERNAL
NOT
USED
V7_LDO
(NOT
USED)
(Not
Used)
MAKO
ANALOG
CORE
(3V)
C1323
1
.
0uF
1
.
0uF
C1322
C1321
1
.
0uF
560nH
L1304
.
01uF
C1331
C1330
2
.
2uF
V1
.
875
L1303
560nH
V1
.
55
2
.
2uF
C1328
C1329
.
01uF
V_2
.
775
(NOT
USED)
V2
C1327
.
01uF
1
.
0uF
C1326
560nH
L1302
.
01uF
C1325
C1324
1
.
0uF
22uH
L1305
2475119M01
(2
.
2V
NOT
USED)
VSW2
C1332
47uF
NC
NC
NC
NC
1188983Y01
M1012
NC
NC
NC
NC
1188983Y01
M1011
M1009
1188983Y01
1188983Y01
M1010
UNDERF
I
LM
1
P
I
N1
2
P
I
N2
P
I
N2
2
P
I
N1
1
1
P
I
N1
2
P
I
N2
P
I
N1
1
P
I
N2
2
Summary of Contents for ASTRO XTSTM 4000
Page 1: ...COLOR CHORDS 7 ASTRO XTSTM 4000 Portable Radio Detailed Service Manual ...
Page 2: ......
Page 16: ...May 28 2008 6871620L01 C xiv Commercial Warranty Notes ...
Page 22: ...May 28 2008 6871620L01 C 1 6 Introduction Notes ...
Page 26: ...May 28 2008 6871620L01 C 2 4 Radio Power Notes ...
Page 56: ...May 28 2008 6871620L01 C 3 30 Theory of Operation Notes ...
Page 100: ...May 28 2008 6871620L01 C 6 8 Troubleshooting Waveforms Notes ...
Page 194: ...May 28 2008 6871620L01 C B 2 Motorola Service Centers Notes ...
Page 204: ...May 28 2008 6871620L01 C Glossary 10 Glossary Notes ...
Page 209: ......